112results about How to "Guaranteed mix" patented technology

The invention provides a skin care composition with an anti-aging effect and a preparation method and application thereof, and belongs to the technical field of beauty and skincare, the composition is characterized in that retinol, a polypeptide compound, ceramide, astaxanthin and resveratrol have a synergistic effect on component combination, so that all-around anti-aging is realized, and the skin care effect is good. According to the present invention, the raw materials are respectively adopted to provide effects of collagen generation promotion, muscle contraction wrinkle solving, barrier function enhancing, free radical scavenging, melanin formation inhibition and the like, the preparation method comprises the following steps: precise temperature control, suitable stirring mode, high-precision stirrer and other advanced technologies ensure uniform mixing of the components, inert gas protection and PID temperature controller retention of the activity and the effects of the components, in the aspect of application, the composition is reasonably added into face cream, emulsion, essence and facial mask, diversified requirements are met, deep nourishing, refreshing care, efficient permeation and instant effects are respectively provided, in a word, an efficient, safe and comprehensive anti-aging scheme is provided for consumers, aging signs are improved, and the composition is wide in prospect and high in value.

The invention discloses a furan distillation and purification device for tetrahydrofuran raw materials, which comprises a distillation box, a preheating channel, a distillate flow guide assembly and a multi-stage filter assembly, and the multi-stage filter assembly comprises a first ultrafiltration membrane treatment mechanism, a second ion exchange resin treatment mechanism and a third molecular sieve treatment mechanism. The upper part of the feeding end of the distillation box is connected with a preheating channel, and inner inclined plates are arranged at the bottom of the distillation box and below the preheating channel. According to the furan distillation and purification device for the tetrahydrofuran raw material, when an existing furan distillation and purification device is used for treating a furan solution, although part of impurities can be removed, the purification effect is not thorough, and impurity residues still exist; meanwhile, the device is high in energy consumption in the distillation and extraction process and needs to depend on the combined use of a plurality of devices, so that the operation complexity is increased, the large loss is caused in the material conveying process, and the overall purification efficiency and the product quality are influenced.

The utility model belongs to the field of oil nozzles, particularly relates to an oil nozzle for a DelfF DFI2.5 type oil injector, and aims to solve the problem that most existing oil nozzles are only convenient to inject oil in one direction and inconvenient to inject oil in the peripheral range in the oil injection process, so that the application range is relatively single, the following scheme is provided: the oil nozzle comprises an oil injector body, the bottom of the fuel injector body is communicated with a fuel injection nozzle body; the first spraying assembly is arranged on the oil nozzle body and used for spraying in the peripheral range; and the second spraying assembly is arranged on the oil nozzle body and used for spraying the range in front of the nozzle. When the fuel injection device is used, fuel can be injected out in the form of a peripheral range, the contact area of the fuel and air is increased, the uniformity of mixed gas is improved, the effect of conveniently injecting the fuel into the peripheral range is achieved, the application range is wide, and the applicability is improved.

The utility model relates to the technical field of core shooters, in particular to a sand shooting mechanism for a core shooter, which comprises a sand blasting head, a sand shooting mechanism and a sand shooting mechanism, the guide assembly is fixedly installed at the lower end of the sand blasting head, the guide assembly comprises a guide body, a guide plate is rotationally installed in the guide body, and the rotation angle of the guide plate can be adjusted; through the arrangement of the guide assembly, precoated sand output by the core shooter can be eccentric, so that the precoated sand can be obliquely sprayed towards one side with large demand quantity by adjusting the guide plate when facing a large-volume and eccentric part, and the uniform density of the precoated sand of the whole sand mold component is ensured; the screwing part is of a mechanical structure, and the angle of the guide plate can be more stably guaranteed when the screwing part faces impact of precoated sand on the guide plate; the feeding assembly is arranged, liquid raw materials needing to be mixed are mixed at the sand blasting outlet of the core shooter, it is guaranteed that precoated sand is mixed with the liquid raw materials when being sprayed out, and extra stirring is not needed.

The invention discloses a high-temperature turbulent environment particle ignition combustion testing device based on rotational flow flame stabilization, and belongs to the field of combustion testing. The burner is composed of an external rotational flow flame stabilizing device, a central premixing burner, an adjustable turbulence intensity pore plate and a central powder supply pipe. High-temperature and high-speed methane turbulence flames are generated through the central premixing burner, flame stabilization is conducted on the high-temperature and high-speed turbulence flames through the external rotational flow flame stabilization device, and the turbulence intensity of the flames is improved. A high-speed turbulent flow field and a high-temperature flue gas range are constructed through high-temperature and high-speed methane flames, combustion of aluminum particles in the turbulent flow field is achieved, and the combustion rule of the aluminum particles in a complex flow field is researched and tested. The turbulence intensity of high-temperature and high-speed turbulence flame is changed by changing the pore density and the pore diameter of the adjustable turbulence intensity pore plate, and the gas ratio in the central premixing combustor, so that simulation of different fuel gas oxygen enrichment degrees, turbulence intensities and flame temperatures is realized, and test analysis of different turbulence intensities on the combustion process of condensed phase particles is realized.

An epoxy concrete stirring device is used for solving the problems that underwater epoxy repairing materials are stored in a layered mode, the mixing time is uncontrollable, and underwater operation is inconvenient. The device comprises a stirring kettle, a kettle cover and an internal partition plate, wherein the partition plate divides a cavity into an upper-layer curing agent storage area and a lower-layer mortar mixing area; a seepage mechanism is arranged in the center of the partition plate, a movable plug is in linkage with an inner wall bayonet lock through a threaded groove in the outer wall of a stirring shaft, the stirring shaft rotates to drive the movable plug to move upwards, seepage holes in the outer wall of a liquid collecting groove are opened, and controllable inflow of a curing agent into mortar is achieved; the feeding port and the discharging port are controlled to be opened and closed through a hydraulic valve, a hydraulic machine and a hydraulic clamp respectively. According to the device, advanced reaction of components is avoided through layered isolation, mixing is accurately triggered through mechanical linkage, hydraulic driving adapts to underwater operation, it is ensured that the low consistency and high uniformity of materials are kept, and the reliability of underwater repair construction and the performance stability of the materials are improved.

The present invention discloses a processing device for producing solid waste cementitious materials for cement, including a stirring tank, a first feed pipe and a second feed pipe are connected to the top of the stirring tank, a discharge pipe is connected to the bottom, a rotating shaft is installed inside the stirring tank along its axial direction, a mixing disk is fixedly sleeved at a position near the top of the stirring tank on the outside of the rotating shaft, a sleeve is sleeved below the mixing disk on the outside of the rotating shaft, and a plurality of first stirring paddles are distributed on the sleeve, and the materials entering the stirring tank through the first feed pipe and the second feed pipe are premixed on the mixing disk, and then fall to the bottom of the stirring tank through the mixing disk flipping, and the mixing disk drives the sleeve to slide relative to the rotating shaft while rotating synchronously with the rotating shaft during the flipping process. The solid waste materials and activators in the present invention fall onto the rotating mixing disk after entering the stirring tank, and the two materials are alternately spread out in a ring-shaped manner on the mixing disk to achieve premixing, saving a lot of time for subsequent stirring and mixing.

The invention relates to the technical field of natural gas hydrogen doping, and provides a wide-flow accurate natural gas hydrogen doping device and a natural gas hydrogen doping method. The wide-flow accurate natural gas hydrogen doping device comprises a natural gas pipeline, a hydrogen pipeline, a gas mixing pipeline and a PLC (Programmable Logic Controller) control system, the PLC control system sets the hydrogen doping proportion and controls the opening degree of the first flow transmitter of the natural gas pipeline, the opening degree of the flow adjusting valve of the hydrogen pipeline and the opening and closing of the buffer tank, and therefore the purpose of adjusting the hydrogen doping proportion of gas led out of the gas mixing pipeline is achieved. According to the wide-flow accurate natural gas hydrogen doping device, the effects that the hydrogen doping proportion is accurately controlled, hydrogen doping mixing is uniform and the system can be comprehensively and integrally controlled can be achieved according to the characteristics that the gas consumption rule of an urban gas pipe network is large in gas consumption flow, wide in flow and large in gas consumption peak-valley difference.

The utility model belongs to the technical field of gas and liquid mixed conveying, and particularly relates to a gas and liquid mixed pressurized conveying device which comprises a first self-priming pump, a second self-priming pump, a connecting piece and a gas supply device. The connecting piece comprises three pipe joints, an output port of the first self-priming pump is connected with the connecting piece through a pipeline, and an input port of the first self-priming pump is connected with a liquid supply system; an input port of the second self-priming pump is connected with the connecting piece through a pipeline, and an output port of the second self-priming pump is connected with a mixing device through a pipeline; the output end of the air supply device is connected with the connecting piece through a pipeline; and the first self-priming pump stops running, and then the second self-priming pump automatically stops running.

The invention discloses a gas mixing device and laser processing equipment. The gas mixing device comprises at least two gas mixing tanks, a first gas inlet channel and a second gas inlet channel. Wherein the at least two gas mixing tanks are sequentially connected in series through a first pipeline, and the gas mixing tank located at the end of the at least two gas mixing tanks connected in series is a first gas mixing tank; the first gas inlet channel is communicated with the first gas mixing tank so as to be used for introducing first gas into the first gas mixing tank; the second gas inlet channel communicates with the gas mixing tanks so as to be used for introducing second gas into the gas mixing tanks. The gas mixing device and the laser processing equipment at least can solve the problems of poor mixing proportion accuracy and poor uniformity of mixed gas in the prior art.

The utility model discloses an asphalt macadam mixing device for asphalt pavement construction, which relates to the technical field of asphalt pavement construction and comprises supporting legs and an outer cylinder, the outer cylinder is fixedly mounted on the supporting legs, a mixing component is arranged on the inner side of the outer cylinder, a water supply component is arranged on the outer side of the outer cylinder, and the mixing component comprises a water filtering component. The water filtering assembly comprises an inner cylinder, the inner cylinder is fixedly installed on the inner side of the outer cylinder, a stirring bin is installed at the bottom of the inner cylinder, a draining cavity is formed between the stirring bin and the inner cylinder, and a water drainage pipe is further fixedly installed at the bottom of the inner cylinder. According to the asphalt and macadam mixing device for asphalt pavement construction, the stirring cabin is driven by the lifting frame to move in the inner cylinder body, water in the stirring cabin falls into the draining cavity through the draining holes in the bottom of the stirring cabin and is drained from the drainage pipe, so that when redundant water is drained, asphalt raw materials are prevented from being mixed with the water, and the asphalt and macadam mixing effect is improved. And normal mixing of asphalt raw materials is guaranteed.

The utility model relates to the technical field of ultrapure water machines, and discloses a water temperature adjusting device of an ultrapure water machine, which comprises a shell, a normal-temperature water tank is mounted on the inner side of the shell, a water inlet pipe is mounted at the upper end of the normal-temperature water tank, and the water inlet pipe is communicated with an ultrapure water outlet of the ultrapure water machine; a heating unit and a cooling unit are installed below the normal-temperature water tank, and a distribution assembly is installed between the bottoms of the normal-temperature water tank. Through cooperative use of the heating unit, the cooling unit, the distribution assembly and the flow mixing assembly, heating and cooling of ultrapure water are achieved, precise mixing of high-temperature ultrapure water, low-temperature ultrapure water and normal-temperature ultrapure water is controlled, ultrapure water at the required temperature is obtained, the temperature adjusting precision is improved, the temperature and liquid level are monitored in real time, and the temperature adjusting precision is improved. The temperature of the ultrapure water is automatically controlled, the energy consumption required by temperature regulation is reduced, and the ultrapure water temperature regulation device has the effects of high temperature regulation precision and low working energy consumption.

The invention provides a basalt roadbed material, a basalt roadbed and a construction method of the basalt roadbed, and belongs to the technical field of road bases. The basalt roadbed material is mainly prepared from basalt macadam, modified basalt fiber, epoxy resin, a curing agent and other raw materials with different particle size ratios according to a specific ratio. Through cooperation of the raw materials, the roadbed material is high in compressive strength, good in crack resistance, strong in water resistance and saline-alkaline resistance, and good in chemical corrosion resistance and freeze thawing resistance, so that the formed basalt roadbed has excellent bearing capacity, stability and durability. The invention further provides a construction method of the basalt roadbed, and the construction method can ensure that roadbed materials are mixed and reacted according to an expected direction, so that better performance is obtained, and the stability, high strength and durability of the roadbed are ensured.

The utility model relates to a novel solid-liquid mixing system which is characterized by comprising a solid feeding mechanism, a liquid feeding mechanism, a uniform mixing device and a central control system electrically connected with the solid feeding mechanism, the liquid feeding mechanism and the uniform mixing device, the discharging end of the solid feeding mechanism is communicated with a solid feeding port of the uniform mixing device, and the discharging end of the liquid feeding mechanism is communicated with a liquid feeding port of the uniform mixing device; the liquid feeding mechanism conveys liquid to the uniform mixing device, the liquid is uniformly sprayed on the surface of a solid material from the solid feeding mechanism in an atomized form, and the atomized liquid and solid in the uniform mixing device are uniformly mixed through the uniform mixing device. The solid-liquid mixing device has the beneficial effects that more accurate and efficient solid-liquid mixing is realized, the product quality is improved, and the labor intensity is reduced.

The utility model relates to the technical field of rolling equipment, in particular to a multi-roller rolling device for a dry electrode, which comprises a base and a rack, and further comprises a rolling structure, a roller spacing adjusting structure, a detection structure, an edge cutting structure and a winding structure which are arranged on the rack, the rolling structure comprises a first pressing roller, a second pressing roller and a third pressing roller which are sequentially arranged, and the heights of the pressing rollers are sequentially reduced so that the pressing rollers can be obliquely arranged. The third pressing roller is provided with a supporting assembly, and the supporting assembly comprises a plurality of traction rollers rotating on the rack and a supporting belt; the roller spacing adjusting structure comprises a first adjusting assembly used for driving the first pressing roller and a second adjusting assembly used for driving the third pressing roller. The detection structure comprises a thickness detector facing the supporting belt. The inclined compression roller enables the powder material to be subjected to component force in the inclination direction of the roller surface, so that the motion trail of dry powder is changed to prevent the dry powder from vertically falling off, the roller spacing adjusting structure drives the compression roller according to the electrode thickness to adjust the roller spacing, and the consistency and the yield of products are improved.

The utility model relates to a preheating welding station which comprises a box body, a fixing plate and a starting switch are arranged on the box body, a guide rail, welding guns and an ignition needle are arranged on the fixing plate, a movable supporting plate is arranged on the guide rail, the movable supporting plate is used for placing workpieces, the welding guns are arranged on the two sides of the guide rail, the welding guns are connected with a fuel gas assembly, and the fuel gas assembly is connected with the ignition needle. The ignition needle is used for igniting the welding gun, and the ignition needle and the starting switch are electrically connected with a control box. A workpiece to be preheated is placed on the movable supporting plate, the workpiece is externally heated in a circulating mode through the welding guns on the two sides of the guide rail, independent preheating of the workpiece is achieved, the workpiece preheating time in the welding work circulation is shortened, the consistency of the workpiece preheating temperature and the welding temperature is guaranteed, and the workpiece welding quality is improved. The preheating welding table can preheat a plurality of workpieces at the same time, so that the working efficiency is improved; the movable supporting plate moves on the guide rail, the position of the workpiece is adjusted, the preheating effect on the workpiece is guaranteed, and the preheating uniformity of the workpiece is guaranteed.

The utility model discloses a precise lubricating oil blending and weighing device, which comprises a mixing mechanism and a weighing mechanism arranged above the mixing mechanism, an angle adjusting mechanism is connected below the mixing mechanism, the mixing mechanism comprises a mixing barrel, the weighing mechanism comprises a weighing cylinder, a weighing disc is rotatably connected above the inside of the weighing cylinder, and the angle adjusting mechanism is connected with the weighing disc. A weighing sensor is arranged on the lower portion in the weighing disc, one side of the weighing cylinder is rotationally connected with a first electric push rod, and a telescopic rod of the first electric push rod extends into the weighing cylinder and is rotationally connected with one side of the weighing disc. The device has the advantage of quantitative weighing, and solves the problems that part of blending and weighing devices are inconvenient to quantitatively weigh, lubricating oil is inconvenient to quantitatively add, the component proportion of each batch of lubricating oil is different due to inaccurate quantification, the performance stability and consistency of a final product are influenced, and the high-standard quality requirement is difficult to meet.

The utility model relates to low temperature gas cylinder filling technical field, concretely relates to a kind of argon and carbon dioxide mixed gas filling equipment including base, the upper surface of the base is fixedly connected with two symmetrical support frames, the inner wall of two The support frame is respectively provided with liquid argon storage tank and low-temperature liquid carbon dioxide storage tank, the outer wall between two The support frame is fixedly connected with support plate, the inner wall of the support plate is fixedly connected with mixing box, the inner wall of the liquid argon storage tank is fixedly connected with argon filling pipeline. The utility model is provided with filling busbar, can be connected with multiple gas steel cylinders simultaneously, realize the filling of multiple gas steel cylinders simultaneously, accurately control the filling amount of two kinds of gas, to ensure that argon and carbon dioxide are mixed according to specific ratio, while impeller can fully stir and mix argon and carbon dioxide entering mixing box, ensure that mixed gas composition is uniform, improve the use effect of the filling equipment.

The low-nitrogen combustor comprises a machine body and a combustion pipe, one side of the machine body is communicated and connected with an air suction cover, a centrifugal wind wheel is arranged in an inner cavity of the air suction cover, an air suction opening is formed in the outer side wall of the air suction cover, the outer side surface of the air suction opening is detachably connected with a dust filtering plate, and the air suction opening is communicated with the combustion pipe. A driving rod is rotationally arranged in the center of the dust filtering plate and detachably connected with the centrifugal wind wheel, a brush plate is arranged on one side of the driving rod, and a servo motor is arranged on the side, opposite to the air suction cover, of the machine body. By means of the blast structure and the gas mixing mechanism, recombined air can be provided for fuel gas during combustion of the boiler and can be fully mixed with the fuel gas, so that the fuel gas of the boiler is fully combusted during combustion, production of nitrides is reduced, and the environmental protection property of the boiler during use is improved.

The invention discloses an in-situ solidification device for mud flat silt soft soil. The in-situ solidification device comprises a mechanical arm, a first rotary stirring head, a second rotary stirring head and a stirring head support. The first rotary stirring head and the second rotary stirring head are symmetrical to two inclined lower sides of the stirring head support; a driving device in the stirring head support can drive the first rotary stirring head and the second rotary stirring head to rotate along respective axes; a curing agent grouting nozzle is arranged on the stirring head support; the upper end of the stirring head support is fixed to a vertical main shaft, the lower end of the mechanical arm is connected with an extending base in the length direction, and a transmission structure in the extending base can drive the main shaft to rotate along the axis. A rotating ring is coaxially arranged at the joint of the mechanical arm and the extension seat, and a transmission structure in the mechanical arm can drive the rotating ring to rotate along the axis; and the problems of non-uniform mixing, material waste and the like existing in traditional open type stirring are solved.

The invention provides an anti-electromagnetic radiation material preparation device and method, and relates to the technical field of material preparation.The anti-electromagnetic radiation material preparation device comprises a base, a support is fixedly installed on the upper surface of the base, a shell is fixedly installed at the upper end of the support, and a stirring assembly used for stirring materials is installed in the shell; a sintering assembly used for heating materials is fixedly mounted at the bottom of the shell, and a mounting seat is fixedly mounted on the upper surface of the base. The mixed materials enter the position between the upper material guide plate and the lower material guide plate, an electric heating coil is started for heating, due to the fact that the melting points of ceramic and metal materials are different, and the melting point of metal powder is low, the current metal powder is melted and fused into holes in the surface of the current ceramic micro powder, and the current ceramic micro powder is heated. Therefore, mixed preparation of different materials is realized, the electromagnetic radiation resistance is ensured, and the prepared material also has certain wear resistance and corrosion resistance after being coated with a film.

The invention belongs to the technical field of spraying equipment, and discloses a spray gun mounting adapter, which comprises flow channels arranged in the adapter in a staggered manner but not communicated with each other, the flow channel comprises but is not limited to a solvent cleaning port (A), a catalyst feeding port (B), a main agent feeding port (C), an air cleaning port (D), a main agent quick discharge port (E), a catalyst quick discharge port (F), one-way valve opening ports (J, L, G, K, M and I), an atomizing nozzle (O) of the spray gun (3), a fan-shaped nozzle (N) and a switch gun air inlet (H); the internal flow channels of the adapter are designed to be distributed in a staggered mode but not communicated with one another, cross contamination among different fluids is effectively avoided, it is guaranteed that a catalyst and a main agent are accurately mixed in the adapter, opening or closing of the one-way valve is achieved by controlling air introduction, directional flowing of the fluids is guaranteed, and meanwhile cleaning operation is facilitated.

The utility model discloses a compound microbial fertilizer production inoculant spreading device, which relates to the technical field of fertilizer production, and comprises a stirring box, the upper side of the stirring box is connected with a box cover, the interior of the box cover is rotatably connected with a sprinkler head, the upper end of the sprinkler head is fixedly connected with a feed pipe, the feed pipe is rotatably connected to the upper side of the box cover, and the feed pipe is fixedly connected with the stirring box. And a first power assembly is arranged on one side of the feeding pipe. With the adoption of the structure, the stirring box and the box cover are arranged, so that the condition that a microbial agent and a fertilizer are splashed out is avoided during spraying of the microbial agent and subsequent stirring work, and raw material waste and environmental pollution are avoided; a second power assembly on the stirring box can drive spiral blades, a connecting frame and stirring blades in the stirring box to rotate, the fertilizer at the bottom can be turned over, the stirring effect is improved, the stirring efficiency of the fertilizer and the microbial agent is greatly improved, and a guarantee is provided for mixing of the fertilizer and the microbial agent.

The application relates to the technical field of perovskite materials, and discloses a kind of high-efficiency doped perovskite photoelectric conversion materials and preparation method thereof.The preparation raw materials of the perovskite photoelectric conversion material of the application include modified dopant, perovskite precursor solution and anti-solvent;The modified dopant of the application can inhibit the oxidation of Sn 2+ , reduce Sn vacancies and defects by introducing quinoline, thiocyanate and thiourea structure;During the preparation of the perovskite photoelectric conversion material, the introduction of modified dopant can realize efficient and uniform bulk doping, significantly improve the photoelectric conversion efficiency and long-term operation stability of the material, prevent the device from appearing efficiency decay, ion migration and phase separation and other problems under continuous work, and has broad application prospect.

The utility model belongs to the technical field of stirring instruments, in particular relates to an automatic batching and stirring instrument, and aims to solve the problems that the labor intensity is high, the proportioning accuracy cannot be ensured, the stirring operation is mostly manual operation, the efficiency is low, and the cost is high due to the fact that an existing traditional batching mode is usually manually carried out. In order to solve the problems in the prior art that the stirring uniformity cannot be guaranteed, the utility model provides the following scheme: the stirring device comprises a base, and a stirring barrel for accommodating various raw materials for stirring and mixing is arranged in the base; the connecting cylinder rotates in the stirring barrel and is used for allowing various raw materials to enter the stirring barrel, and a group of stirring components for stirring and mixing the various raw materials are arranged between the connecting cylinder and the stirring barrel; the driving assembly is arranged in the stirring barrel and is used for driving the stirring assembly to stir and mix; through the automatic batching and stirring functions, the raw materials are rapidly and accurately mixed, and the production efficiency is improved.

The utility model provides allicin extraction equipment which comprises a shell, an inner barrel arranged in the shell, a heater arranged between the inner barrel and the shell, a top cover buckled at the upper part of the inner barrel, a condensation seat assembly arranged at the lower part of the top cover, a liquid discharge plate arranged at the lower part of the condensation seat assembly, and a motor arranged at the middle part of the lower side of the shell, an output shaft of the motor is connected with the inner barrel through a sealing bearing and extends into the inner barrel, and an output shaft coupler of the motor is provided with a rotating shaft. Due to the arrangement of the condensation seat, the spiral hole, the water inlet pipe, the water outlet pipe and the threaded hole, the condensation effect on allicin steam is improved, and the collection efficiency of allicin distilled water is improved.

The application relates to a gynecological examination sample processing device which comprises a bottom plate frame in a rectangular structure, a fixing frame installed at the upper end of the bottom plate frame, the fixing frame being in a cylindrical structure, uniform placing grooves being arranged on the fixing frame and used for containing sampling test tubes, a through groove being arranged in the middle of the fixing frame, a lifting assembly installed in the through groove in the middle of the fixing frame, and a fixing assembly installed at the upper end of the lifting assembly and used for fixing the sample and moving up and down synchronously with the lifting assembly. The sample can be self-rotated, the shaking mechanism can drive the sample to move up and down, the sample can be accurately mixed with physiological saline, and the accuracy of sample inspection is ensured.

The utility model discloses an anti-deflagration foam fire extinguishing system with a proportional mixing function, which relates to the technical field of fire fighting equipment and comprises a liquid mixing device, a gas-liquid mixing device, a water source supply device, a foam supply device, a fire extinguishing agent supply device and a spraying device, the water source supply device comprises fire-fighting water storage equipment and a fire-fighting water flow control pipeline, the fire-fighting water flow control pipeline is used for quantitatively conveying fire-fighting water, the foam supply device comprises foam liquid storage equipment and a foam liquid flow control pipeline, and the foam liquid flow control pipeline is used for quantitatively conveying foam liquid. The fire extinguishing agent supply device comprises a fire extinguishing agent storage device and a fire extinguishing agent flow control pipeline, the fire extinguishing agent flow control pipeline is used for quantitatively conveying a fire extinguishing agent, and the problem that when an existing foam fire extinguishing system is used, due to the secondary detonation phenomenon, fire rebound, flame spreading or explosion is caused, and the fire extinguishing effect is affected is solved. And secondary injury to firefighters or articles is caused.

The utility model discloses a full-automatic luminous liquid mixing device for medical examination, and relates to the technical field of medical examination, the full-automatic luminous liquid mixing device for medical examination comprises a containing assembly, the containing assembly is used for containing a fluorescent probe, a buffer solution and a standard sample; the stirring assembly is arranged at an opening in the top of the containing assembly, and the stirring assembly is used for mixing the fluorescent probe, the buffer solution and the standard sample in the inner cavity of the containing assembly; the extraction assembly is arranged on the surface of the top of the stirring assembly and used for quantitatively and automatically extracting the fluorescent probe and the buffer solution, liquid can be automatically mixed, the liquid can be quantitatively extracted, automatic operation and accurate control are achieved, and the operation efficiency is improved. The light-emitting liquid mixing device can efficiently and accurately mix and stir light-emitting liquid, has the advantages of simplicity and convenience in operation, high reliability, high processing efficiency and the like, and provides convenience and support for medical examination.

The utility model provides a material mixing device with a quantitative and timed feeding structure, which comprises a mixing barrel, a fixed cover plate is fixedly arranged on the mixing barrel, a driving motor is fixedly arranged on the fixed cover plate, one side of the driving motor penetrates through the fixed cover plate and is fixedly connected with a driving rod, and a spiral stirring blade is fixedly arranged on the driving rod. According to the mixing device, a planetary gear structure is arranged to drive the spiral stirring blades and the stirring rod to rotate, so that the mixing effect of materials in the mixing barrel is better, and the inner wall of the mixing barrel is cleaned through a conical scraping blade and a lower scraping blade; quantitative discharging can be achieved through the electromagnetic valve and the weighing induction column, the discharging time of materials in the storage box can be controlled through the control panel and the timer, and therefore the materials can be fed in a timed and quantitative mode. And through a knocking rod and a side knocking rod, the mixing barrel and the discharging pipe can be knocked, meanwhile, a connecting rod can drive a stirring plate to rotate, and the discharging speed is increased.